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1 /*
2  * Copyright 2016 Intel Corporation
3  * All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sub license, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the
14  * next paragraph) shall be included in all copies or substantial portions
15  * of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
21  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  *
25  */
26 
27 #ifndef _UAPI_VGEM_DRM_H_
28 #define _UAPI_VGEM_DRM_H_
29 
30 #include "drm.h"
31 
32 #if defined(__cplusplus)
33 extern "C" {
34 #endif
35 
36 /* Please note that modifications to all structs defined here are
37  * subject to backwards-compatibility constraints.
38  */
39 #define DRM_VGEM_FENCE_ATTACH	0x1
40 #define DRM_VGEM_FENCE_SIGNAL	0x2
41 
42 #define DRM_IOCTL_VGEM_FENCE_ATTACH	DRM_IOWR( DRM_COMMAND_BASE + DRM_VGEM_FENCE_ATTACH, struct drm_vgem_fence_attach)
43 #define DRM_IOCTL_VGEM_FENCE_SIGNAL	DRM_IOW( DRM_COMMAND_BASE + DRM_VGEM_FENCE_SIGNAL, struct drm_vgem_fence_signal)
44 
45 struct drm_vgem_fence_attach {
46 	__u32 handle;
47 	__u32 flags;
48 #define VGEM_FENCE_WRITE	0x1
49 	__u32 out_fence;
50 	__u32 pad;
51 };
52 
53 struct drm_vgem_fence_signal {
54 	__u32 fence;
55 	__u32 flags;
56 };
57 
58 #if defined(__cplusplus)
59 }
60 #endif
61 
62 #endif /* _UAPI_VGEM_DRM_H_ */
63